<template>
    <div>
        <city-header></city-header>
        <city-search :cities="cities"></city-search>
        <city-list 
            :cities="cities" 
            :hotCities="hotCities"
            :letter="letter"
        ></city-list>
        <city-alphabet 
            :cities="cities"
            @change="handleLetterChange"
        ></city-alphabet>
    </div>
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'

export default {
    name:'City',
    components:{
        CityHeader,
        CitySearch,
        CityList,
        CityAlphabet
    },
    data () {
        return {
            cities:{},
            hotCities:[],
            letter:''
        }
    },
    methods:{
        geyCityInfo () {
            axios.get('/api/city.json')
                .then((res)=>{
                    res = res.data
                    if(res.ret && res.data) {
                        this.cities=res.data.cities
                        this.hotCities=res.data.hotCities
                    }
                })
        },
        handleLetterChange (letter) {
            this.letter = letter
        }
    },
    mounted () {
        this.geyCityInfo()
    }
}
</script>

<style lang="stylus" scoped>

</style>
